Properties and Changes of Materials · Physical Science

Reversible and Irreversible Changes

Distinguishing between changes that can be undone, like melting, and those that create new materials, like burning.

Key Questions

  1. 1How do we know if a new substance has been created during a reaction?
  2. 2Why can we turn ice back into water but we cannot turn toast back into bread?
  3. 3What role does temperature play in changing the state of a material?

National Curriculum Attainment Targets

KS2: Science - Properties and Changes of Materials
Year: Year 5
Subject: Science
Unit: Properties and Changes of Materials
Period: Physical Science

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